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Maps of Monthly and All-Time Records |
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For additional records not included in the selected list below please refer to the U.S. Records page. |
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| Location | Record Type | New Record Date | New Record | Old Record | Old Record Date |
| Key West Int'l AP, FL | Tied all-time highest min temp record for the month | September, 2009 | 84°F | 84°F | September, 2003 |
| Las Vegas, NV | Record number of days with low temp ≥ 70°F | September, 2009 | 27 days | 26 days | September, 2008 |
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| Location | Record Type | New Record Date | New Record | Old Record | Old Record Date |
| Little Rock/Adams Field AP, AR | September seventh wettest day on record | September 15, 2009 | 3.50 inches | N/A | N/A |
| North Little Rock, AR | September third wettest day on record | September 15, 2009 | 3.50 inches | N/A | N/A |
| La Crosse Muni AP, WI | September longest stretch of no measurable precip | September, 2009 | 21 days | 16 days | September, 1893 |
| Rochester Int'l AP, MN | September longest stretch of no measurable precip | September, 2009 | 20 days | 18 days | September, 1998 |
| Madison/Dane County Reg'l AP, WI | Maximum daily precip record for the month | September 22, 2009 | 3.63 inches | 3.40 inches | September 18, 1874 |
| Madison/Dane County Reg'l AP, WI | Twelfth wettest calender day on record | September 22, 2009 | 3.63 inches | N/A | N/A;the wettest day occurred on August 8, 1906 with 4.96 inches |
| Pine Bluff, AR | Tied all-time record of consecutive days with measurable rainfall | September 9-19, 2009 | 11 days | 11 days | April 24-May 4, 1958 |
| Atlantic City, NJ | Fourth wettest September on record | September, 2009 | 6.94 inches | 6.32 inches | September, 2006;the wettest day occurred in 1935 with 14.73 inches |
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| Location | Record Type | New Record Date | New Record | Old Record | Old Record Date |
| None Reported. |
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| Location | Record Type | New Record Date | New Record | Old Record | Old Record Date |
| La Crosse Muni AP, WI | Lowest average monthly winds | September, 2009 | 5.0 mph | 6.6 mph | September, 1987 and 2001 |
| La Crosse Muni AP, WI | Second all-time lowest average monthly winds | September, 2009 | 5.0 mph | 5.3 mph | January, 1974;the lowest ocurred in February, 1974 with 4.8 mph |
| Rochester Int'l AP, MN | Lowest average monthly winds | September, 2009 | 6.5 mph | 7.6 mph | September, 1950 |
| Rochester Int'l AP, MN | Tied fourth all-time lowest average monthly winds | September, 2009 | 6.5 mph | 6.5 mph | August, 1953;the lowest ocurred in July, 1953 with 6.1 mph |
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| Location | Record Type | New Record Date | New Record | Old Record | Old Record Date |
| None Reported. |
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| Location | Record Type | New Record Date | New Record | Old Record | Old Record Date |
| None Reported. |
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